Field Efficacy of Some Insecticides and Neem Products against Tomato Fruit Borer [Helicoverpa armigera (Hubner)] in Tomato

The field trial was conducted at Central Research Farm, Sam Higginbottom University of Agriculture, Technology and Sciences, Prayagraj, Uttarpradesh during Rabi, 2021-2022. experiment laid out in RBD (Randomized Block Design). Seven treatments were replicated thrice: Neem oil, NSKE (Neem Seed Kernal Extract) 2%, Flubendiamide 480 SG, Novaluron 10% EC, lndoxacarb 14.5% SC, Emamectin benzoate 5%SG, Spinosad 45% SC untreated Control. tested to compare their efficacy against Helicoverpa armigera influences on the yield tomatoes. Out all 480SG Novaluron10% EC recorded minimum fruit infestation by 10.24, 11.31, 12.21 13.21 percent respectively. highest noticed lndoxacarb14.5% (212.5 q/ha), followed (200 q/ha) (187.5 q/h). best most economical treatment is (1:8.75), (1:8.16), (1:7.55), (1:6.38), (1:5.86), oil (1:5.64), (1:4.63), as compared control T0-control (1:4.25) having lowest B: C ratio.